When I took on Jewish Sabbath observance and couldn't take important standardized tests on Saturdays, at least others had already successfully fought that battle, and there were places designated for Sunday testing, PSAT, SAT, College Boards etc.
After Thanksgiving, public places and public schools were decorated for Christmas, even including religious Nativity scenes. And schools had very Christian religious assemblies/pageants. That is until the local Jewish populations got strong and confident enough to stop it. Sometimes all that was done as a "change" was to add a dreidel and Chanukah Menorah to the Nativity Scene and sing "Dreidel Made Out of Clay" along with "Silent Night."
And many localities which have never had much of a Jewish presence, things never changed. They stayed unabashedly Christian.
Now, America is changing. Local authorities, schools and universities have to deal with the fact that there is religious diversities and the "minorities" aren't willing to stay silent or quietly assimilate. Isn't it all so deja vu? That's how I felt when I saw the following: